... and Over-recharge Protection 2.2W LED Work Light with Built-in PCB and Over-recharge ProtectionKey Specifications/Special Features:LEDs quantity ... Batteries: 10.8V, 9 x 600mAh, AAA NiMH rechargeable Built-in PCB which has over-recharge protection 360 degrees rotating nylon ... Super brightness: 15,000mcd Water-, oil- and shock-resistant Built-in red LED works indicating it is being charged and green ...