D/F Size NiMH Rechargeable Batteries  SHENZHEN IMPROVE BATTERY CO.,LTD is a professional manufacturer specializing in  manufacture batteries in Shenzhen ,Website: ,china.  It was set up in 2005.our main products including NIMH battery/pack, ,Li-polymer battery. Lithium battery.OEM orders welcome.  If you need customized special battery.please also contact us. We have engineers professional design team for your requirements.  we are looking forward to your inquiry.Specification:1. Material: Ni-plate steel2. Maximum Charge Voltage  1.42V3. Discharge Cut-off Voltage  1V4. Internal impedance  <60mΩ5. Standard Charge  Current: 3000-5000(mA) Time:16(H)6. Rapid Charge Current: 5000-10000(mA) Time:1.5-2(H)7. Storage Temperature : Discharge:-20°C -60°C ; Less than 3 months: -20°C~ 45°C ; Less than 1 year:-20°C~25 °C8. Protect Performance: Contain PTC heat-fuseBattery structureAdvantages1)OEM/ODM service is available2)0% mercury3)Widely application, especially in industrial use4)No memory effect5)Excellent performance, superior overcharge endurance, reliable quality.6)Approved by CE RoHs certificates.The series of 1.2V Ni-MH batteries can be widely used in:Digital camera, remote control, flashlight, walkie talkie, microphone, laser pen, camping lantern, mini fan, wireless mouse, wireless keyboard, gas cooker, water heater, massager, CD player, shaver, depilatory, beauty roller, music card, desk lamp, etc. Product Process   Packing Certification  Battery knowledge●What is mAh rating mean?Answer:If you are comparing batteries to a AA with a 2000mAh rating ,it will have twicecapacity of a 1000mAh rating .●What is application for NI-MH battery?●Answer:Any appliance need high energy consumption.Such as Baby toys ,video devices ,calculator,Camera,microphone, remote controls etc.●Why should I use higher rated mAh battery in my electronic devices ?Answer:Because higher rated mAh will give you longer run times between recharges ,but nobad effect on your electronic devices .●Knowledge of battery  Answer:Do not use different capacity batteries together  ,do not use battery with differentchemical material together ,do not expose battery to heat frequently.●When I receive batteries what should I do first?Answer:You had better to use it first ,because it has 60% power .