Waterproof LED-Powered Adjustable Attachable Bicycle Backpack [Free Shipping]

Attachable to a backpack or wearable on it's own.

Features:
Cycling safety LED light indicates L/R/Forward/Emergency/Standby for safety at night or in dim environment.
With adjustable straps and snap buckle, easy to adjust length according to your height and take on/off shoulder.
The back padded sponge and pocket are designed for added comfort and convenience.
Water-resistant and reflective design, receiver is covered by nylon and oxford cloth and sewn with reflective stripes on it,
Wireless remote control, within area of 3㎡choose sign via mini transmitter(controller) powered by 2 CR2032 batteries. (batteries aren’t included)
Mounting stripes for transmitter(controller) can be installed on head tube, convenient to control sign while riding.
Built-in rechargeable lithium battery, charged via USB cable without worry of changing battery frequently.
A good company for riding, hiking, or other adventures.

Specifications:
Transmitter
Frequency: 2.4GHz
Transmission distance: 3m / 9.8ft ( in the open space)
Material: ABS
Waterproof grade: IPX-5
Power: 2 * CR2032 (not included)
Size: 6 * 4 * 2cm / 2.4 * 1.6 * 0.8in
Weight: 28g / 1oz
Receiver
Control board material: PCBA
Cloth material: Nylon + Oxford cloth
Battery: 3.7V, 850mAh lithium battery
Charged: DC 5V 500mA
Length: 20 - 75cm / 7.9 - 29.5in
Size: Approx. 25 * 24.5 * 1.5cm / 9.8 * 9.6 * 0.6in
Weight: 161g / 5.7oz
Package
Size: 30 * 27 * 4.8cm / 11.8 * 10.6 * 1.9in
Weight: 452g / 1Lb




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