USB Rechargeable Keychain with COB Flashlight includes the following features : 

• Quality COB bulb
• 3 Different lighting modes (50% Bright > 100% Bright > Strob flash)
• Compact and lightweight
• Convenient to use and carry
• Recharge with USB connection and opeated by push-up button
• Built-in rechargeable Li-ion battery - 3.7V 100mAh
• Lanyard

Material :

• ABS plastic housing

Size closed :

• Length of 7.3 cm x Width of 2.6 x Thickness of 1.8 cm
• Weight of 18.4 grams