🔋 Battery Life Estimator

Calculate realistic battery life for your smart lock based on power draw, daily usage, and environmental conditions.

Smart Lock Specifications

Watts (typical: 0.2-0.5W for WiFi, 0.05-0.2W for Bluetooth)
Joules per lock/unlock cycle (typical: 2-5J)

Battery Configuration

Watt-hours (Wh)
Volts (4xAA = 6V, 4xCR123 = 12V, 18650 = 3.7V)

Usage Patterns

One cycle = one lock AND one unlock

Environmental Conditions

Battery capacity multiplier based on temperature