Specification:

• Type: Samsung core 26650 Li-ion battery
• Voltage: 3.7v～4.2v
• Capacity: 4000mAh
• Protection board: yes
• size: 69×26mm
• Weight: 92g

Established in 2008, Shenzhen，SHENZHEN HI-MAX TECHNOLOGY CO., Ltd mainly focuses on diving flashlight, supplemented by outdoor flashlight, camping light and search light. It is a high-tech company which combines research and development, production, marketing and service.