Item No.: F05D179
. LED:10W COB LED   
. Led Luminous Flux: 350-400lm  
. Battery:3.7V/4400mah Li-ion battery  
. Switch: ON-OFF  
. Charging Time: About 5 hours@5V/1A  
. Working Time: About 5 hours  
. Input Voltage: USB Input 5V/1A ,Output max 2.1A   
. Housing Material: Aluminum & PC  
. Adapter: USB cable  
. Certification: CE