PRECAUTIONS - 507 Anuncios

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-906 ITE Hearing Aid Hearing Amplifier - Max Sound Output 125 ± 5dB Voltage 1.5V Sound Gain ≥35dB Battery size AG3 Total Harmonic Wave Distortion ≤7% Battery capacity/Mah 43 Operation Current ≤6mA Operation current/mA 1.7 Frequency Range 200-4000Hz...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-339 USB Rechargeable BTE Hearing Aid Hearing Amplifier - Max Sound Output 128 ± 3dB Noise EIN <26dB</td> Sound Gain 95±3dB Battery size NI-MH rechargeable battery Total Harmonic Wave Distortion 500Hz <= 3%</td> Working current 3...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-338 BTE USB Rechargeable Hearing Aid Hearing Amplifier - Max Sound Output 128 ± 3dB Noise EIN <26dB</td> Sound Gain 95±3dB Battery size NI-MH rechargeable battery Total Harmonic Wave Distortion 500Hz <= 3%</td> Working current 3...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-337 BTE Rechargeable Hearing Aid Hearing Amplifier - Max Sound Output 125 ± 5dB Voltage 1.2V Sound Gain ≥35dB Battery size NI-MH Rechargeable battery Total Harmonic Wave Distortion ≤10% Battery capacity/Mah 40 Operation ≤4mA Operation current/mA 1...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-351R BTE RIC FM Rechargeable Hearing Aid Hearing Amplifier - Max Sound Output 125±3dB Noise EIN ≤20dB Sound Gain 40±5dB Battery size 3.7V 30mAh Built-in lithium batter Total Harmonic Wave Distortion 500Hz <= 3.1%</td> Working current ≤2...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-351O BTE FM Open Fit Rechargeable Hearing Aid Hearing Amplifier - Max Sound Output 125±3dB Noise EIN ≤32dB Sound Gain 36±5dB Battery size 3.7V 30mAh Built-in lithium battery Total Harmonic Wave Distortion 500Hz <= 3.1%</span> Working current...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-351 BTE FM Rechargeable Hearing Aid Hearing Amplifier - Max Sound Output 130 ± 5dB Voltage 1.5V Sound Gain ≥45dB Battery size Built-in lithium battery Total Harmonic Wave Distortion 500Hz <= 3%</td> Battery capacity/Mah / 800Hz <= 5%...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-119 BTE Bluetooth Earphone Appearance Ear Zoom Hearing Aid Hearing Amplifier - Max Sound Output 135 ± 5dB Voltage 1.5V Sound Gain ≥35dB Battery size AG13 Total Harmonic Wave Distortion ≤5% Battery capacity/Mah 160 Operation Current ≤4mA Operation...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-D04 BTE FM Balanced Armature Loudspeaker Hearing Aid Hearing Amplifier - Max Sound Output 125±3dB Voltage 1.5V Sound Gain 35±5dB Battery Type LR754 Total Harmonic ≤10% Battery capacity/Mah 68 Wave Distortion Operation ≤4mA Operation current/mA...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-D03 BTE FM Balanced Armature Loudspeaker Open Fit Hearing Aid Hearing Amplifier - Max Sound Output 130±3dB Sound Gain 40±5dB Total Harmonic Wave Distortion 500HZ<3%<br /> 800HZ<5%<br /> 1600HZ<1%</td> Operation Current/mA...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-180 BTE BTE Ear Hook Hearing Aid Hearing Amplifier - Max Sound Output 125 ± 5dB Voltage 1.5V Sound Gain ≥40dB Battery size LR754 Total Harmonic ≤6% Battery capacity/Mah 68 Wave Distortion Operation Current ≤4mA Operation current/mA 2.9 Frequency...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-117 Analog BTE Hearing Aid Hearing Amplifier - Max Sound Output 129dB±3 Voltage 1.5V Sound Gain ≥45dB±5 Battery size LR44H Total Harmonic ≤10% Battery capacity/Mah 68 Wave Distortion Operation ≤4mA Operation current/mA 4.5 Current Frequency...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-115 Analog BTE Hearing Aid Hearing Amplifier - Max Sound Output 130 ± 5dB Voltage 1.5V Sound Gain ≥45dB/44 Battery size LR754 Total Harmonic ≤5% Battery capacity/Mah 68 Wave Distortion Operation ≤4mA Operation current/mA 4.5 Current Frequency...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-113 Analog BTE Hearing Aid Hearing Amplifier - Max Sound Output 123 ± 5dB Voltage 1.5V Sound Gain ≥45dB/45 Battery Type AG13 Total Harmonic ≤5%/2.3 Battery capacity/Mah 160 Wave Distortion Operation ≤4mA Operation current/mA 5 Current/mA...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-908 ITE Mini Digital Hearing Aid Hearing Amplifier - Color Beige/optional colors Frequency range 800-5000Hz Total harmonic wave distortion 500Hz≤0%, 70dB 800Hz≤1%, 70dB 1600Hz≤0.2%, 65dB OSPL90 Max at 1900Hz, 124.4dB HFA/AVG/114.4dB FOG50 Max at 1500Hz/51...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-D10 Digital Trimmer 3 Modes Ear Hook BTE Hearing Aid Hearing Amplifier - Max Sound Output 128±3dB Voltage D.C.1.4V Sound Gain 57±5dB Battery Type LR44H/A675 Total Harmonic Wave Distortion 500Hz ＜6% 800Hz ＜4% 1600Hz ＜1% Battery capacity/Mah 68...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-D19 Digital IP65 Waterproof BTE Open Fit Hearing Aid / Hearing Amplifier - Max Sound Output 122±3dB Waterproof & dustproof IP65 Sound Gain 50±5dB Function WDRC and AFC Total Harmonic ≤3% Voltage 1.4V Wave Distortion Battery Type A312 Frequency...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-D16 Digital 4 Modes BTE Open Fit Hearing Aid Hearing Amplifier - Max Sound Output 122 ± 3dB Battery Type A13 Sound Gain ≥50dB Operating time: 300hs Total Harmonic Wave Distortion ≤2% Certification FDA Power supply D.C.1.5V, #13 battery Machine...

Miércoles 22 agosto 2018

Cantidad : 80000Pcs - Precio : 3-50USD

- Specification of JH-351R BTE RIC FM Rechargeable Hearing Aid Hearing Amplifier - Max Sound Output 125±3dB Noise EIN ≤20dB Sound Gain 40±5dB Battery size 3.7V 30mAh Built-in lithium batter Total Harmonic Wave Distortion 500Hz <= 3.1%</td> Working current ≤2...

Sábado 18 agosto 2018

- Safety precautions of the wire feeder controller: - 1. Ask professional technicians to install, connect and debug the device. In the conditions of electrification, the device line cannot be mounted, removed or replaced. 2. It is necessary to install the protector between the power...

Viernes 17 agosto 2018

- Operating procedures of semi-automatic coaxial wire stripping machine. - 1. Purpose Establish proper equipment to prevent accidents and ensure the normal operation of equipment and improve work efficiency. 2. Precautions before work 2.1 The status symbol of each equipment shall...

Viernes 10 agosto 2018

Cantidad : 15000 Squa - Precio : ¥25 ~ 120 / Square M

- The thickness of aluminum composite panel interiors - The thickness of the upper panel is 0.20mm, its smallest thickness is at least 0.10mm, its total thickness is 3mm. Its coating uses a polyester coating and acrylic coating. - Installation precautions of aluminum composite panel...

Sábado 04 agosto 2018

Cantidad : 100 - Precio : USD2000-5000

Room environment refers to simulate natural climate environment in the space of valid range test types are: high and low temperature test box, high low temperature test box, thermal shock test box, glycol refrigeration heating system, salt fog test box, high and low temperature (heat) test box...

Sábado 04 agosto 2018

Cantidad : 100 - Precio : USD2000-5000

Information: Refrigeration system high and low-pressure protection and display; Condensing temperature display and protection; A variety of fault alarm (over-temperature alarm, sensor alarm, high-pressure alarm, compressor overheating alarm;) Boot time delay. Cold plate freezer for...

Jueves 19 julio 2018

Cantidad : 200000 Uni - Precio : $1.00USD/Units Welc

Quick Details Product Description Specifications Place of Origin: Guangdong, China (Mainland) Brand Name: GEB Model Number: GEB 6S1P GEB8043125-6000MAH Type: Li-polymer Nominal Voltage: 22.2V Size: 48*48*135mm(T*W*L) Nominal Capacity: 6000mAH certification: CE,ROHS cell weight...

Martes 24 abril 2018

Cantidad : 30000 - Precio : USD11.5

No.1707002 china manufacturer wholesale rotary microwave kiln Hotpot glass kiln for making glass pendants jewlery This microwave kiln allows you to melt glass in a standard microwave oven to create jewellery, or glass components for jewellery and other creative purposes. This technique...

Viernes 08 diciembre 2017

Tianjin Union Co., Ltd (IMGV) valve.yummy at foxmail dot com ANSI Ductile Iron Gate Valve Specification: 1.Bolted Bonnet; Outside Screw & Yoke 2.Rising Stem/Non-Rising Stem;Solid Wedge/metal to metal seat 3.Face to Face: ANSI B16.10 Application : 1.Working Temp: 100 °C 2.Working Pressure...

Sábado 14 octubre 2017

Cantidad : 30 - Precio : 500 000,00 €

1.Electric Type This tunnel oven is composed of oven tunnel, mesh belt , belt driving system, chimney, electric heating and control cabinet. The heater adopts infrared heating to make the biscuit baking equally. Frequency inverts control cabinet makes more accurate temperature controlling...

Jueves 14 septiembre 2017

Fabric Circular Sample Cutter Application Scope: For sampling a variety of fabrics, paper and non-woven materials such as quasi-circular sample, which can be cut circular sample all kinds of wool, cotton, chemical fiber, knitting fabric. Used in the textile, paper, packaging, testing...

Miércoles 16 agosto 2017

Cantidad : 1 set

Saiheng Gas Tunnel Oven Item No.: SH250/400/600/800/1000/1200 Application: Baking gas oven for biscuit. Cake, wafer, cake, cookies, bread. Model: SH250/400/600/800/1000/1200 Capacity: 100/250/500/750/1000/1250KG/HR Certificate: ISO,CE,BV,SGS 》TUNNEL GAS OVEN The oven includes drive drum...