Hama GS 506 vs Hama GS503 Photoelectrical reflection detector

Comparison of GS 506, GS503

10 specifications	A Hama GS 506View product	B Hama GS503 Photoelectrical reflection detector Model GS503 View product
Featuresidentical
Test buttonKnown for one	—Unknown — not stated by the source	Yes
Poweridentical
Battery lifeKnown for one	—Unknown — not stated by the source	10 year(s)
Batteryidentical
Battery technologyKnown for one	—Unknown — not stated by the source	Lithium

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.