Còi Điện Tử Cho Xe Đạp

(^_^ )Welcome ----------------------------------------------------- ❤❤❤Worldtechon❤❤❤ →There are many bicycle parts and accessories in the store！ → Buy them together for more discounts! ★ Ready stock ! ☆ About 7-14 days Arrive your address ! →Find more products →Follow us! ----------------------------------------------------- ☆ Best Service: Features: Like the size of the watch can be hidden in the inside of the handle,will not affect the brake. shift or other bracket operation The sound can reach 120db Built in 280mAh lithium battery, 1.2 hours can be full of electricity, full power can ring about 2000 times, about 20-30 days of normal use. charging red light , full when the green light. Please the waterproof cover after charging so as to avoid rain washing The controller is installed next to the thumb, easy to click and switch the sound, so that you ride more safety. Quick disassembly and assembly silicone strap. Decibel: 110-120db Charging input: 5V- 250mA Battery capacity: 280mAh Material: ABS+PC Package Weight: 75g Included: 1 X Bicycle Bell