BH Railing High-Security 12 Digit Keypad Mechanical Door Lock - Keyless Entry, Mechanical Code Lock with Handle, Waterproof & Rustproof, No Battery, Easy to Install, Silver, BH-MDLS0030102

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• 【High-Security Design】Mechanical combination lock is crafted from high-strength zinc alloy, making it pressure-resistant and durable, ensuring your valuables are secure. The precision lock core design prevents brute-force tampering, offering maximum security. Ideal for a variety of settings such as homes, warehouses, gyms, and more.
• 【Battery-Free Design, No Worries About Power Issues】This mechanical combination lock operates without batteries, featuring a 100% mechanical gear lock core. Say goodbye to the hassle of frequent battery replacements. Whether used indoors or outdoors, it delivers stable performance, making it both convenient and eco-friendly.
• 【Simple & Easy to Use, Quick Password Setup】Easily change the password on the back panel with a flathead screwdriver. Simply input your personalized 4 to 6-digit code on the keypad to unlock. The universal lever can be installed on either left- or right-opening doors. Whether your door is sliding, inward-opening, or outward-opening, the lever can be swapped to fit your configuration.
• 【Waterproof & Rustproof, Durable and Long-Lasting】Featuring waterproof and rustproof capabilities, this lock is designed for long-term use, even in humid environments or harsh weather conditions. The robust zinc alloy material allows it to withstand the elements, ensuring it remains like new for years to come.
• 【Wide Application Range】Mechanical keyless entry door lock is designed for doors with a frame spacing of both 60mm(2-3/8 inches) and 70mm(2-3/4 inches)with our adjustable deadbolt. It is compatible with doors ranging in thickness from 1-3/8 inches to 2-3/8 inches (35mm to 60mm) and is not suitable for glass doors. BH RAILING, a professional manufacturer, is committed to providing high-quality products and excellent customer experience. If you have any questions about the product, please feel free to contact us.