Introducing the JOUNJIP Mechanical Deadbolt Lock, the upgraded 2025 version that brings convenience and security to your door. This innovative lock features a quick-code change system and the unique ability to lock without entering a code - simply close the door and you're secure. Factory-set for right-hinge doors but easily convertible for left-hinge installation, this versatile deadbolt offers maximum flexibility. The matte black finish adds a modern touch to any door while maintaining durability. The mechanical design eliminates the need for batteries, providing reliable, maintenance-free operation. The flat spindle design ensures smooth operation, and the included extension kit comes with various spindle sizes (87mm and 135mm) and necessary mounting hardware for different door thicknesses. Perfect for residential use, this lock combines practical functionality with robust security features. The thumb turn mechanism provides easy operation from the inside, while the keyless entry system offers convenient access from the outside. Backed by American tech support and a one-year warranty, this lock delivers peace of mind with every use.
Shipping & Delivery Information
Our Shipping Promise
At Slickpurchase, we understand how important your purchases are. That's why we take extra care with every package we send. All orders are shipped in double-boxes with full insurance for additional protection, ensuring your items arrive safely.
Processing & Shipping Timeline
- Processing Time: Orders are processed within 1-3 business days
- Domestic Delivery: Typically 3-5 business days
Please note that delivery times are estimates and may vary based on your location, weather conditions, or other unforeseen circumstances.
Shipping Destinations
Slickpurchase currently only ships to the United States.
Shipping Costs
We are pleased to offer free standard shipping on all orders within the United States.
Discreet Packaging
We respect your privacy. All Slickpurchase packages are shipped with complete discreet packaging. The product name, description, sender's name, and any information that hints about the contents are encrypted. Your package will arrive without any indication of what's inside, ensuring your purchase remains confidential.
Signature Requirements
Important Note: All orders valued above $250 will require a signature upon delivery for your protection.
Order Tracking
Once your order ships, you'll receive a tracking number via email so you can monitor your shipment's progress every step of the way.
Lost or Delayed Shipments
If your package is lost or significantly delayed, please contact our support team immediately, and we will assist you in resolving the issue.
Additional Security Measures
For your protection, we may contact you for additional order verification of the payment method on certain orders.
Questions or Concerns?
For details on returns and refunds, please refer to our Return Policy page.
For any questions about shipping or delivery, please contact our customer service team at support@slickpurchase.com.

