
Level Bolt
Score: 85/100
Teeho TE001
Score: 65/100Rankings

The Level Bolt is a retrofit smart lock that installs inside an existing deadbolt, preserving the original hardware and aesthetic appearance of the door. It offers multiple access methods and high security standards but suffers from short battery life and the need for additional hubs. It is best suited for design-conscious homeowners who want smart technology without visible hardware changes.

The Teeho TE001 is a budget-friendly, keyless entry smart deadbolt lock designed for standard exterior doors, featuring a touch keypad for PIN access and backup physical keys. It offers robust security features such as 20 user codes, one-time guest codes, and auto-locking capabilities without requiring Wi-Fi or smartphone app connectivity. The device is built for durability with an IP54 waterproof rating and long battery life, making it ideal for users seeking simple, offline home security.
| Attribute | ![]() | ![]() |
|---|---|---|
4 months | 12 monthsbest | |
1.75 inchesbest | — | |
2.375 inchesbest | — | |
0 entriesbest | 0 entriesbest | |
2 yearsbest | 1 years |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Access & Security(1) | ||
Unlock Methods | App, Keypad, Voice, Physical Key | Keypad, Physical Key |
Connectivity & Smart Features(4) | ||
Wi-Fi Support | true | false |
Bluetooth Version | 5.0 | false |
Voice Assistant Support | true | false |
App Control | true | false |
Durability & Environment(3) | ||
IP Rating | Not specified | IP54 |
Body Material | Stainless Steel | Metal Alloy |
Operating Temperature (°F) | Not specified °F | -22-158 °F |
Installation & Fitment(3) | ||
Door Thickness Compatibility (inches) | 1.75 inches | 1.375-2 inches |
Backset (inches) | 2.375 inches | 2.375-2.75 inches |
Installation Type | Retrofit | Standard |
Security & Compliance(2) | ||
Security Grade | Grade 1/A | Not specified |
Encryption Support | Matter | Not specified |
Support & Warranty(1) | ||
Warranty Period (years) | 2 years | 1 years |
Power & Battery(2) | ||
Battery Life (months) | 4 months | 12 months |
Battery Type | CR2 | AA |


Products in the top-left offer the best value (high score, low price).

Professional reviewers view the Level Bolt as a breakthrough in smart lock design philosophy, prioritizing home aesthetic over technological visibility. It is praised for its ingenious engineering, particularly the invisible retrofit design and robust security standards.
Everyday users consistently praise the invisible design and the preservation of their existing keys, noting that it maintains home aesthetics while adding smart functionality. Common complaints revolve around the short battery life requiring frequent replacements and the necessity of buying additional hubs for remote access.

Professional reviewers describe the Teeho TE001 as a simple, reliable, and practical budget keyless option, particularly suitable for users who prefer to avoid complex smart home apps. They highlight its solid build, IP54 weather resistance, and user-friendly features like 20 user codes, one-time codes, and auto-lock settings.
Everyday users and aggregated feedback praise the Teeho TE001 for its easy setup, reliable keyless access, and durability in various weather conditions. Common themes include the convenience of sharing codes with family, guests, or rental tenants, and the low maintenance associated with its long battery life.
“Disappears inside your door”

“Key still works perfectly”

“Solid build quality”


