1. Multiple ways - free entry without key - Use the keyboard and remote key, if you are not outside the RV, don't worry about the key, if you are not at home, you can easily enter other people by entering the password.2. Reliable safety - Double lock cylinder design, wireless control distance up to 15 meters, IP65 waterproof rating and UL-94 V2 fire rating, providing you with better security protection and protecting your family and property3. Easy to install - including all hardware, it takes only 5-10 minutes to complete the installation.4. Durable: tensile test, strong anti-collision capability, durable metal handle, waterproof, dustproof, rust-proof, low battery alarm.5. - Designed for RV Trailer travel Trailer lock Recreational Vehicle lock Trailer Keyless entry door Caravan Lock.Suitable for door frame thickness: 32-38mmTip: The door lock handle is powered by 4 AA batteries (not included), you need to buy the battery yourselfColour:BlackMaterial:plastic, zinc alloyApplication: campervan, RVCommon opening size of approx: 3.75" x 2.75" x 1.5"Feature: High SecurityKey: 2 Keys. Not including BatteryCertification: CE 1. The product can be unlocked indoors and outdoors2. The product structure design is a double insurance structure with higher safety3. The product lock body is made of high-end PA6 plastic material, and the lock cover material is made of zinc alloy material, so that the product has high mechanical strength, good toughness, high bearing and compression resistance, and high temperature resistance.4. Unlocking method: key, remote control, digital password button5. The electronic remote control can unlock the electronic structure within 20 meters6. The product is designed in the circuit, the battery is lower than 4.2V prompt functionProduct gross weight: 856GPackaging size White box: 21*13.3*9CMMaterial: all metal + zinc alloy lock cylinder