Quick DetailsBrand Name: trustfire Model Number: TR-003P4 Use: multifunctional charger Type: Electric Place of Origin: Guangdong,Website:://.trustfirelight.com, China (Mainland) Warranty: 1 year Color: black Rechargeability: 10440,14500,16340, 17670,18500,18650 rechargeable batteries Material: Plastic case Working environment temp: -40~55degree Service: Offer ODM/OEM Input: AC110v-240v 50-60Hz Output: DC 4.2v 4x 500mA Size: 14cm x 10.5cm x 3.3cm. Product name: li-ion battery charger Packaging