Galvanic Field has Potential but how to solve 105% shock?

Character Level 93 Occultist Bandit: Kill all
Pools 4,009 Life 519 Energy Shield 1,096 Mana
Defences 37,988 effective HP
Resistances 44% Fire 47% Cold 35% Lightning 75% Chaos
Weapon 1 Voltaxic Rift Spine Bow
Weapon 2 Brood Stinger Penetrating Arrow Quiver
Helmet Damnation Guardian Mind Cage
Body Armour Dialla's Malefaction Sage's Robe
Gloves Foe Vise Ancient Gauntlets
Boots Loath Goad Goliath Greaves
Ring 1 Storm Secret Topaz Ring
Ring 2 Gloom Knot Two-Stone Ring
Belt Dire Shackle Leather Belt
Flask 4 Vessel of Vinktar Topaz Flask
Flask 5 Chemist's Quicksilver Flask of the Order
Replica Reckless Defence Cobalt Jewel
Brutal Restraint Timeless Jewel
Replica Reckless Defence Cobalt Jewel
Watcher's Eye Prismatic Jewel
Weapon 1 Swap Portal 1/2
Boots Vaal Haste 20 Wrath 21
Boots Hydrosphere 6
Boots Petrified Blood 19/23
Weapon 1 Shock Nova 19/20 Innervate 16/23 Overcharge 17/23 Void Manipulation 16 Faster Casting 21/20 Withering Step 18/20
Gloves Precision 6 Herald of Thunder 17/20 Arrogance 20/20 Vitality 21
Helmet Zealotry 21 Divine Blessing 21/20 Inspiration 19/20 Flame Dash 17/20
Weapon 2 Swap Vortex 20
Body Armour Galvanic Field 21/20 Power Charge On Critical 16/20 Empower 4 Awakened Elemental Focus 5/20 Increased Duration 20/23 Increased Critical Damage 20/20