The NUTOMO Palm Vein Smart Lock (SP300) ($139.99) is worth considering with a 8.2/10 consensus score across 5 expert reviews. Experts highlight 7,800 mah rated to roughly 240 days, the longest interval here and usb-c power-bank revive keeps you in even at 0 percent. Best for: Recharge-averse buyers wanting the longest battery interval.
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NUTOMO Palm Vein Smart Lock (SP300)
Palm-Vein Smart Lock
SmartHomeExplorer proprietary rating
5 expert sources
The NUTOMO Palm Vein Smart Lock (SP300) earns a SHE Score of 6.3/10, driven by strong value (9.7/10) with room to improve in future-proofing (5/10). Based on 5 expert sources and SmartHomeExplorer compatibility analysis.
How we calculate the SHE Score →Expert Consensus: 8.2/10 across 5 sources
Last verified:Key Features
- ✓ Palm-vein recognition with Wi-Fi keypad deadbolt
- ✓ 7,800 mAh battery rated to roughly 240 days
- ✓ USB-C power-bank revive at 0 percent
- ✓ BHMA Grade 3 body with Alexa support
Best For
What Experts Agree On
What Experts Love
- ✓ 7,800 mAh rated to roughly 240 days, the longest interval here
- ✓ USB-C power-bank revive keeps you in even at 0 percent
- ✓ IC card adds a fifth fallback path beyond palm, PIN, app, and key
- ✓ Built-in Wi-Fi with Alexa support and app remote control
Common Criticisms
- ✗ No second biometric, so fallback leans on PIN, IC card, app, and key
- ✗ BHMA Grade 3 body trails the eufy Grade 1 and Lockin Grade 2 picks
- ✗ Wi-Fi only with no Matter for HomeKit or SmartThings
What The Experts Say
Ready to buy the NUTOMO Palm Vein Smart Lock (SP300)?
Check Price on Amazon$139.99 · 5 expert sources · 8.2/10 consensus
Frequently Asked Questions
Is the NUTOMO Palm Vein Smart Lock (SP300) worth it?
NUTOMO Palm Vein Smart Lock (SP300) earns a 8.2/10 consensus score across our 12 expert sources. It is rated "Good Value" — Recharge-averse buyers wanting the longest battery interval. At $139.99, it ranks among the top picks in its category.
Who is the NUTOMO Palm Vein Smart Lock (SP300) best for?
NUTOMO Palm Vein Smart Lock (SP300) is best for: Recharge-averse buyers wanting the longest battery interval. Experts rate it "Good Value" overall.
How does the NUTOMO Palm Vein Smart Lock (SP300) compare to other Security options?
Among the Security products we have reviewed, NUTOMO Palm Vein Smart Lock (SP300) ranks above average with a 8.2/10 score. See our full category comparison for more details.
What smart home systems does the NUTOMO Palm Vein Smart Lock (SP300) work with?
NUTOMO Palm Vein Smart Lock (SP300) works with Amazon Alexa. Check our compatibility notes on the product page for any setup requirements or hub dependencies.
What are the pros and cons of the NUTOMO Palm Vein Smart Lock (SP300)?
The main pros of the NUTOMO Palm Vein Smart Lock (SP300) are 7,800 mah rated to roughly 240 days, the longest interval here and usb-c power-bank revive keeps you in even at 0 percent. The main downside is no second biometric, so fallback leans on pin, ic card, app, and key. Overall, experts rate it "Good Value" with a 8.2/10 consensus score.
Affiliate disclosure: SmartHomeExplorer.com participates in the Amazon Associates program. We earn a commission from qualifying purchases at no extra cost to you. This consensus review is based on 5 independent expert reviews — we did not test this product ourselves. Always verify current prices and availability before purchasing.