$ H) m; e2 C+ x* W8 k5 N( X! YI used both. 5 c8 A v& _7 m1 g' G* W% C- p# K7 i : ]1 E3 q2 J- O) N: f用電 is best without wire (I cut wire broken twice, luckily not got shocks) * E- {3 ~7 P7 F& i4 p5 g0 v" U
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The other type, battery needs to be charged. $ ~6 ~6 ?% L4 n
; c0 m ?% g% P# Z4 OAlso, it is not powerful enough to put other tools on./ |( l1 ?3 ~+ J) A
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用gas needs good maintenance, otherwise, it is hard to get it started.