Features: 
Built-in rechargeable Li-ion battery provides a runtime of up to 48 hours
Integrated intelligent Li-ion battery charging circuit (micro USB charging port)
Single multi-stage switch offers access to all functions via one-handed control
Features extremely wide 100° flawless beam to light up peripheral vision
Extremely lightweight, compact and portable

Specification:
Product name: Tube LED Light Keychain
Material: Durable Polycarbonate
2 Modes: high,low
Brightness: 45lumens (max)
Runtime: 1h(high),48h(low)
Beam distance: 24m
Impact resistant: 1.5 meters
Beam intensity: 150cd
Waterproof: IP65 (please kindly note)
Color: black,white,blue,green,pink
Size: Approx.2.22" x 0.83" x 0.31" (56.5mm x 21mm x 8mm)
Weight: Approx.9.6g


Package Content:
1 X Tube LED Light
1 X Key Ring