About this replacement
Designed for Garmin-Asus devices. Compatible models include nuvifone M20, nuvifone M20 US. Replacement part numbers include SPB-20, 361-00039-20_07G016793450, TD10091100270, TD10093000627, TDTD10093000695. Key specifications: 3.7V, 1850mAh, Li-ion.