INTRODUCTION PRODUCTS Waterproof lithium-Ion battery Test method: Immersion test Equipment: Immersion tank Test conditions: Drop the battery placed at 1m of height into an immersion tank filled; while both poles of the battery are connected to a LED light, the light should be functioning normally. The battery should be immersed at least at 0,15m from the surface. Waterproof level: 7 Trial Period: 30 hours Application fields: Instrumentation, robotic, Medical, business and Security equipment; Energy storage and emergency backup power systems, etc I/ Products specs Model 105054 Dimensions 30*50*56mm Capacity 10000mAh Voltage 3.7V Environment of usage -20~80 Certifications CE,ROHS,UL,FCC,KC,IEC62133,CQC,UN38.3,MSDS FAQ 1.Q/ What does batteries in parallel mean? A/ Batteries in parallel means increasing the capacity while keeping a constant voltage. 2.Q/ What does batteries in series mean? A/ batteries in series means increasing the voltage while keeping a constant capacity. 3.Q/ which type of lithium battery can be used at a temperature of 80°C? A/ Lithium polymer battery can withstand a temperature as high as 80°C. 4.Q/ Lithium batteries need special certificates? A/ yes, certifications are needed according to the country requirement. 5, Polymer lithium battery can be charged in a low temperature environment of up to -40 ? No, the polymer lithium battery needs to be charged at a room temperature 6.How to store lithium batteries? The polymer Li-ion battery should be stored in a cool, dry and well-ventilated area, and should be far from the fire and the high temperature. 7,What's the storage capacity of a battery? The best capacity in storage is 30%-50% (voltage between 3.7-3.9V). Hot Tags: electronic padlock battery, battery suppliers, battery manufacturers, battery factory, customized batteries, batteries made in China, lithium battery, Li ion battery