?HIGH SECURITY? 4 digits offers 10,000 combinations for increased security compared to 3 digits. Put your mind at rest while doing your sport or work. ?ROBUST CONSTRUCTION? With a high strength zinc alloy body, hardened steel shackle and excellent craftsmanship, the heavy duty long shackle padlocks are weather resistant, rust resistant and resistant to cutting and sawing. ?SPECIAL DESIGN? Compact size, light weight and convenient to store and carry. Side windows for easy viewing of combinations. ?EASY TO CONFIGURE? The digital combination design makes it easy to set and reset your own favorite combination and hassle-free carrying the key. ?WIDE USE? Suitable for storage units, gym, school, work lockers, swimming pool, etc. Specifications Type: 4-digit code lock Resettable: 10000 combination codes possible Material: zinc alloy Quantity: 2 Color: black Shackle thickness: 6.3 mm Lock body height: 80 MM Lock body height : 48 MM Width: 40 MM Thickness: 16 MM Pitch: 20 MM INSTRUCTION: The