Weight: about 800 grams

Size: about 27.5x21x9.5 cm

Material: steel frame base + PU leather + sponge

Application: folding bicycles, mountain bikes, road bikes, etc.

Applicable seat tube: dual track/clamp ring seat tube

Power supply: contains a button battery

Features:

• The base adopts high elastic double springs for increased cushioning force and comfortable shock absorption
• Widened rear with narrowed front and rounded transition for unhindered thigh pedaling
• Hollow design for effective ventilation, preventing sultry heat during long rides
• Adjustable seat tube sleeve with tooth buckle structure for fixed angle adjustment
• Surface is rainproof, dustproof fiber leather, comfortable to touch, and wear-resistant
• Equipped with taillights featuring three modes: marquee, flashing, and constant light