This bike bell features adjustable and usb rechargeable capability, making it a accessory for your bike.

Features:
, rainproof ABS construction.
Adjustable (50db - 100db) to meet different needs.
4 kinds of sounds switchable.
USB rechargeable, 1.2 hours full for 30 - 60 days of normal use, long standby to 180 hours.
Quick-release rubber band for easy installation.

Specifications:
Material: ABS
: Built-in 280mAh
Size: 65 * 50mm / 2.6 * 2.0in
Weight: 48g / 1.7oz
Package Size: 123 * 76 * 40mm / 4.8 * 3.0 * 1.6in
Package Weight: 78g / 2.7oz

Package List: Y11520
1 * Bike Bell
1 * Rubber Band
1 * Cable
1 * User Manual