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| Solution | Price | Plus | Minus |
| 12V timer | ~10€ | Easy to set up, reliable | Setup has to be changed over the year ; 12V powering needed ; Power consumption ? |
| Arduino mini + electronics | ~8€ | | If battery/solar powered, the board has to be modified to reduce the power consumption ; Electronic circuit has to be built |
| Analog electronics | ~5€ | Low power | Electronic circuit has to be built |
| Solution | Price | Plus | Minus |
| Electric car antenna | ~20€ | Easy to integrate | |
| Winch actuating a sash | ~10€ | Can be built with broken electronics | Has to be built |
| Servo-actuated self-locking door | ~10€ | | Complex to build |
| Solution | Price | Plus | Minus |
| Solar panels | ~5€ | Energy self-sufficient ; Coop easy to displace | Requires low power electronics |
| Power adapter | ~5€ | Stability | Requires a power line |
| Rechargeable Battery | ~15€ | Coop easy to displace | Inconvenient ; Requires low power electronics |