I have owned Lavatubes and to be honest, if anyone asked me for a decent bit of starter kit for Lion batteries and VV I would have to say that the Vamo out performs the V1 and V2 and what some call the V4 Lavatubes on price, performance and flexibility by some margin. It also seems sturdier,
Esmoke has this offer on which ends today
http://www.planetofthevapes.co.uk/f...ristmas-Special-Offer-VAMO-Vari-Watt-Volt-MOD
It cost £36.05 inc p&p for both the Vamo and the Vivi Nova delivered (with the POTV discount). You'd need a charger and battery - but you'd need that with the Lavatube too.